OMAHA (DTN) -- With the U.S. Department of State expected to release its assessment of a newly proposed Keystone XL pipeline route through north-central Nebraska, environmental groups have started a full-court press to persuade the Obama administration to reject the pipeline, while a Canadian premier and 10 U.S. state governors are calling for speedy approval of the project.

Saskatchewan Premier Brad Wall sent out a press release Thursday stating he sent a letter jointly with 10 state governors because they felt it was "imperative to speak up for a project that will contribute greatly to a safe, secure and long-term ...